Upgraded Aluminum Hand Twist Bed Leveling Nuts use for 3/ 3 Pro/ 3 V2/ 3 Max, 5/ 5 Plus/ 5 Pro, -10, -10 V2, -10 V3, -10 Max, 10, -10 Mini, -10S, 10S Pro, 10S Pro V2, -10 Plus, -X, 20 etc. (Notice: doesn't fit for -10 S4 and -10 S5 ) 3D Printer Bed Springs, The length of springs are about 25mm, which is slightly than the 3 series printers(Including 3/ 3 pro/ 3 v2). Hand Twist Leveling Nuts Size: Outer diameter 60mm/2.36inch, inner diameter , thickness 8mm/0.31inch. 4pcs 3D Printer Bed Clips (Adjustable 3.5mm-9mm) : Made of aluminium alloy, no worry it gets , and easy to use, strong scalability, durable, not deformed, easy to install and remove, make the hotbed glass platform more stable. Material: aluminum alloy colour: blue Package Contents: 4 x Leveling Nuts 4 x Springs 4 x Printer glass Bed Clips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.